Base | Representation |
---|---|
bin | 111111101100010100110 |
3 | 10221000221012 |
4 | 13331202212 |
5 | 1013241303 |
6 | 112422222 |
7 | 23511530 |
oct | 7754246 |
9 | 3830835 |
10 | 2087078 |
11 | 11a6064 |
12 | 847972 |
13 | 580c76 |
14 | 3c4850 |
15 | 2b35d8 |
hex | 1fd8a6 |
2087078 has 8 divisors (see below), whose sum is σ = 3577872. Its totient is φ = 894456.
The previous prime is 2087077. The next prime is 2087081. The reversal of 2087078 is 8707802.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2087077) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 74525 + ... + 74552.
It is an arithmetic number, because the mean of its divisors is an integer number (447234).
22087078 is an apocalyptic number.
2087078 is a deficient number, since it is larger than the sum of its proper divisors (1490794).
2087078 is a wasteful number, since it uses less digits than its factorization.
2087078 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 149086.
The product of its (nonzero) digits is 6272, while the sum is 32.
The square root of 2087078 is about 1444.6722811766. The cubic root of 2087078 is about 127.7947148871.
The spelling of 2087078 in words is "two million, eighty-seven thousand, seventy-eight".
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